You should use "ts.debug" instead of "print" And turn on debug to see the message printed in traffic.out
Thanks. Kit On Wed, Oct 3, 2018 at 10:00 PM Vasanth Mathivanan <[email protected]> wrote: > > Yes that I did but nothing to see any updates in diags.logs about lua plugin > > > > Here the logs on below : > > [Oct 3 21:41:09.405] Server {0x2ae65d787240} WARNING: connection throttle > too high, 165585 (throttle) + 192 (internal use) > 165585 (file descriptor > limit), using throttle of 165393 > > [Oct 3 21:41:09.405] Server {0x2ae65d787240} NOTE: cache clustering disabled > > [Oct 3 21:41:09.437] Server {0x2ae65d787240} NOTE: ip_allow.config updated, > reloading > > [Oct 3 21:41:09.795] Server {0x2ae65d787240} NOTE: cache clustering disabled > > [Oct 3 21:41:09.797] Server {0x2ae65d787240} NOTE: logging initialized[3], > logging_mode = 3 > > [Oct 3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin > '/opt/trafficserver/libexec/trafficserver/astats_over_http.so' > > [Oct 3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin > '/opt/trafficserver/libexec/trafficserver/regex_revalidate.so' > > [Oct 3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin > '/opt/trafficserver/libexec/trafficserver/remap_stats.so' > > [Oct 3 21:41:09.798] Server {0x2ae65d787240} NOTE: loading plugin > '/opt/trafficserver/libexec/trafficserver/stale_while_revalidate.so' > > [Oct 3 21:41:09.800] Server {0x2ae65d787240} NOTE: loading SSL certificate > configuration from /opt/trafficserver/etc/trafficserver/ssl_multicert.config > > [Oct 3 21:41:09.961] Server {0x2ae664f1c700} NOTE: cache enabled > > [Oct 3 21:41:10.042] Server {0x2ae65d787240} NOTE: traffic server running > > [Oct 3 21:41:14.346] Server {0x2ae664100700} WARNING: failover: connection > to DNS server 10.137.10.115 lost, move to 10.150.1.15 > > > > _Vasanth > > Sent from Mail for Windows 10 > > > > From: Shu Kit Chan > Sent: Wednesday, October 3, 2018 11:04 PM > To: [email protected] > Subject: Re: How to use lua plugin and Scripts in Traffic server ? > > > > You need to provide a full path to the lua script. e.g. > > "@plugin=tslua.so @pparam=/tmp/cache.lua" > > Thanks. > > Kit > > On Wed, Oct 3, 2018 at 12:16 AM Vasanth Mathivanan > <[email protected]> wrote: > > > > Now It accessible the plugin but have some script issue > > > > [Oct 3 00:06:29.598] Server {0x2aaabed91700} ERROR: [ReverseProxy] failed > > to add remap rule at /opt/trafficserver/etc/trafficserver/remap.config line > > 2: Failed to create instance for plugin > > "/opt/trafficserver/libexec/trafficserver/tslua.so": [ts_lua_add_module] > > luaL_loadstring failed: [string "cache.lua"]:1: '=' expected near '<eof>' > > > > [Oct 3 00:06:29.598] Server {0x2aaabed91700} WARNING: something failed > > during BuildTable() -- check your remap plugins! > > > > [Oct 3 00:06:29.598] Server {0x2aaabed91700} WARNING: failed to reload > > remap.config, not replacing! > > > > > > > > > > > > _ Vasanth > > > > Sent from Mail for Windows 10 > > > > > > > > From: Shu Kit Chan > > Sent: Wednesday, October 3, 2018 12:23 PM > > To: [email protected] > > Subject: Re: How to use lua plugin and Scripts in Traffic server ? > > > > > > > > It looks like the lua plugin cannot find your lua script. I think you > > should not be using "@@pparam" . Instead can you try just using > > "@pparam" ? > > > > Thanks. > > > > Kit > > On Tue, Oct 2, 2018 at 10:49 PM Vasanth Mathivanan > > <[email protected]> wrote: > > > > > > Hi Chan, > > > > > > > > > > > > 1.We had ATS 6.2 in Centos 6 > > > > > > > > > > > > 2.Remap rules looks like below : > > > > > > # DO NOT EDIT - Generated for edge1 by Traffic Ops (https://x.x.x.x) > > > on Wed May 30 09:22:41 EDT 2018 > > > > > > map http://x.x.x.x:8082/ http://x.x.x.x/ > > > @plugin=header_rewrite.so @pparam=dscp/set_dscp_32.config > > > @plugin=header_rewrite.so @pparam=hdr_rw_live.config > > > @plugin=background_fetch.so @pparam=bg_fetch.config > > > @plugin=collapsed_forwarding.so @plugin=tslua.so @@pparam=lua_test.lua > > > > > > map http://x.x.x.x:8082/ http://x.x.x.x/ > > > @plugin=header_rewrite.so @pparam=dscp/set_dscp_0.config > > > @plugin=background_fetch.so @pparam=bg_fetch.config > > > @plugin=collapsed_forwarding.so @plugin=tslua.so @@pparam=lua_test.lua > > > > > > > > > > > > note: I tried to given entire path in @@pparm syntax like > > > @@pparam=/opt/trafficserver/libexec/trafficserver/test_lua.lua > > > > > > > > > > > > > > > > > > 3.Lua Script looks like : > > > > > > > > > > > > function cache_lookup() > > > > > > local cache_status = ts.http.get_cache_lookup_status() > > > > > > if cache_status == TS_LUA_CACHE_LOOKUP_HIT_FRESH then > > > > > > print('hit') > > > > > > else > > > > > > print('not hit') > > > > > > end > > > > > > ts.http.set_cache_lookup_status(TS_LUA_CACHE_LOOKUP_MISS) > > > > > > end > > > > > > > > > > > > function do_remap() > > > > > > ts.hook(TS_LUA_HOOK_CACHE_LOOKUP_COMPLETE, cache_lookup) > > > > > > return 0 > > > > > > end > > > > > > > > > > > > 4.yes I did curl method only . > > > > > > > > > > > > [root@wow-den-stremer174 ~]# curl -I x.x.x.x:8082 > > > > > > TTP/1.1 404 Not Found on Accelerator > > > > > > Date: Wed, 03 Oct 2018 05:13:23 GMT > > > > > > Connection: keep-alive > > > > > > Via: http/1.1 x.x.x.x. (ApacheTrafficServer/6.2.3 [uSc s f p eS:tNc i p > > > s ]) > > > > > > Server: ATS/6.2.3 > > > > > > Cache-Control: no-store > > > > > > Content-Type: text/html > > > > > > Content-Language: en > > > > > > Content-Length: 297 > > > > > > > > > > > > 5.Diags log: > > > > > > > > > > > > > > > > > > [Oct 2 22:38:33.537] Server {0x2b25ed7fd240} ERROR: [ReverseProxy] > > > failed to add remap rule at > > > /opt/trafficserver/etc/trafficserver/remap.config line 2: Failed to > > > create instance for plugin > > > "/opt/trafficserver/libexec/trafficserver/tslua.so": [TSRemapNewInstance] > > > - lua script file or string is required !! > > > > > > > > > > > > > > > > > > Note : traffic.out and error.log nothing to do . > > > > > > > > > > > > -Vasanth > > > > > > > > > > > > Sent from Mail for Windows 10 > > > > > > > > > > > > From: Shu Kit Chan > > > Sent: Tuesday, October 2, 2018 1:55 AM > > > To: [email protected] > > > Subject: Re: How to use lua plugin and Scripts in Traffic server ? > > > > > > > > > > > > A few things > > > > > > 1) What version of ATS are you on? 5.3.x ? > > > 2) Can you show how your remap rules looks like? > > > 3) you use the example lua script? if not, what is written in your script? > > > 4) how do you test that? curl a url that goes against your machine? > > > 5) Any messages in traffic.out / error.log / diags.log that is of > > > interest ? > > > > > > Thanks. > > > > > > Kit > > > On Mon, Oct 1, 2018 at 6:08 AM Vasanth Mathivanan > > > <[email protected]> wrote: > > > > > > > > > > > > > > > > Hi, > > > > > > > > > > > > > > > > As per document I saw lot of examples in this > > > > https://docs.trafficserver.apache.org/en/5.3.x/reference/plugins/ts_lua.en.html#ts-lua-plugin > > > > I did the remap config changes ( plugin and parameters ) then make > > > > a script file in some path and pointed on remap Config .There is no > > > > response on it . > > > > > > > > How I could use in traffic server and also test them ? > > > > > > > > > > > > > > > > -Vasanth > > > > > > > > > > > > > > > > Sent from Mail for Windows 10 > > > > > > > >
